#coding = utf-8
# -*- coding: utf-8 -*-
# print(r"feng\nde\\nyong * 123")
# print("feng\tde\\tyong * 123")
#
# print('print')
# print('feng*3')
# kk = "feng" * 3
# print(kk)
#
# name = "123abc#$!"
# for i in name:
#     # print(name.isalpha())
#     print(i.isalnum(),i)
#     name.isdigit()   数字
#     name.isalpha()   字母 alphabet字母表
#     name.isalnum()  数字和字母
#     name.isdecimal()
#     name.isnumeric()

aa = "1234abc566abc!@#"
# for i in range(20):
for i in aa:
    if not i.isdigit():
        continue
    i = int(i)
    if i == 0:
        print("zero")
    elif i%2 == 1:
        print("{}是单数".format(i))
    elif i%2 == 0:
        print("{}是双数".format(i))
    else:
       print("不是数字")





